Esophageal granular cell tumors: Report of 9 cases and a literature review

Table 1 Clinical characteristics of the patients with esophageal granular cell tumors

Case	Gender	Age	Symptoms	Location	Size (mm × mm)	Originating layer
1	Female	45	Upper abdominal distension	Distal	5 × 4	Undetermined
2	Female	25	Upper abdominal distension	Distal	5 × 4	Submucosa
3	Male	41	No	Distal	4 × 3	Muscularis mucosa
4	Female	41	Recurrent belching and acid reflux	Distal	5 × 4	Mucosa
5	Male	47	No	Distal	4 × 2	Muscularis mucosa
6	Male	50	Upper abdominal distension, poor appetite	Distal	6 × 4	Mucosa
7	Female	44	Abdominal distension and belching	Middle	5 × 3	Muscularis mucosa
8	Male	53	Substernal distension	Distal	11 × 10	Submucosa
9	Male	32	Upper abdominal distension	Middle	4 × 3	Mucosa